Class c

pages/viewScriptSource/libs/highlight.min.js:27–38

closeNode(e){s(e)&&(this.buffer+="</span>")}value(){return this.buffer}span(e){
this.buffer+=`<span class="${e}">`}}const a=(e={})=>{const t={children:[]}
;return Object.assign(t,e),t};class c{constructor(){
this.rootNode=a(),this.stack=[this.rootNode]}get top(){
return this.stack[this.stack.length-1]}get root(){return this.rootNode}add(e){
this.top.children.push(e)}openNode(e){const t=a({scope:e})
;this.add(t),this.stack.push(t)}closeNode(){
if(this.stack.length>1)return this.stack.pop()}closeAllNodes(){
for(;this.closeNode(););}toJSON(){return JSON.stringify(this.rootNode,null,4)}
walk(e){return this.constructor._walk(e,this.rootNode)}static _walk(e,t){
return"string"==typeof t?e.addText(t):t.children&&(e.openNode(t),
t.children.forEach((t=>this._walk(e,t))),e.closeNode(t)),e}static _collapse(e){
"string"!=typeof e&&e.children&&(e.children.every((e=>"string"==typeof e))?e.children=[e.children.join("")]:e.children.forEach((e=>{
c._collapse(e)})))}}class l extends c{constructor(e){super(),this.options=e}
addKeyword(e,t){""!==e&&(this.openNode(t),this.addText(e),this.closeNode())}
addText(e){""!==e&&this.add(e)}addSublanguage(e,t){const n=e.root
;n.sublanguage=!0,n.language=t,this.add(n)}toHTML(){